Remove extra_options from VideoCodec.

webrtc/modules/video_coding/codecs/vp8/simulcast_encoder_adapter.h

 /*
  *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  *
  */
@@ skipping 92 matching lines @@
   void PopulateStreamCodec(const webrtc::VideoCodec* inst,
                            int stream_index,
                            size_t total_number_of_streams,
                            bool highest_resolution_stream,
                            webrtc::VideoCodec* stream_codec,
                            bool* send_stream);
 
   bool Initialized() const;
 
   rtc::scoped_ptr<VideoEncoderFactory> factory_;
-  rtc::scoped_ptr<Config> screensharing_extra_options_;
+  rtc::scoped_ptr<TemporalLayersFactory> screensharing_tl_factory_;
   VideoCodec codec_;
   std::vector<StreamInfo> streaminfos_;
   EncodedImageCallback* encoded_complete_callback_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_VIDEO_CODING_CODECS_VP8_SIMULCAST_ENCODER_ADAPTER_H_